Objects in the image:
category: person
category: person
category: person
category: person
category: backpack
category: tennis racket
category: person
category: chair
category: tie
category: sports ball

Guessing-game dialogue about one of the objects:
q: is it a person?
a: N/A
q: is it the ball?
a: No
q: it is the racquet?
a: No
q: is it the court?
a: No
q: is it the scoreboard?
a: No
q: is it the fence?
a: No
q: is it the cop?
a: Yes
q: is the the fence?
a: No